Machine tool mainly bearing types:
1.7000, 7200, 7300 series angular contact ball bearings: suitable for precision machine tools such as spindles and inverters of high-speed machine tools. It has the characteristics of high speed, high precision and high rigidity.
2. NN30, NNU49 series double-row cylindrical roller bearings: suitable for the main shaft and bearing housing of large machine tools. It has the characteristics of high precision and high carrying capacity.
3. 619, 618, 16000 series ultra-thin-walled bearings: suitable for the main shaft and inverter of high-speed and high-precision machine tools. It has the characteristics of high-speed rotation, low friction and low noise.
4. HSS, HCS, XCS series ceramic ball bearings: suitable for ultra-high-speed, high-precision machine tool spindles and other parts. It has the characteristics of low friction and high wear resistance.
5.2344, 2347, 2348 series thrust angular contact ball bearings: suitable for machine tools with thrust loads, such as rolling guides on grinding machines, etc. It has the characteristics of high precision, high speed and high rigidity.